gecko-dev/editor/libeditor/InsertNodeTxn.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef InsertNodeTxn_h__
#define InsertNodeTxn_h__
#include "EditTxn.h" // for EditTxn, NS_DECL_EDITTXN
#include "nsCOMPtr.h" // for nsCOMPtr
#include "nsCycleCollectionParticipant.h"
#include "nsIContent.h" // for nsIContent
#include "nsISupportsImpl.h" // for NS_DECL_ISUPPORTS_INHERITED
class nsEditor;
namespace mozilla {
namespace dom {
/**
* A transaction that inserts a single element
*/
class InsertNodeTxn : public EditTxn
{
public:
/** initialize the transaction.
* @param aNode the node to insert
* @param aParent the node to insert into
* @param aOffset the offset in aParent to insert aNode
*/
InsertNodeTxn(nsIContent& aNode, nsINode& aParent, int32_t aOffset,
nsEditor& aEditor);
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(InsertNodeTxn, EditTxn)
NS_DECL_EDITTXN
protected:
virtual ~InsertNodeTxn();
/** the element to insert */
nsCOMPtr<nsIContent> mNode;
/** the node into which the new node will be inserted */
nsCOMPtr<nsINode> mParent;
/** the index in mParent for the new node */
int32_t mOffset;
/** the editor for this transaction */
nsEditor& mEditor;
};
} // namespace dom
} // namespace mozilla
#endif